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https://issues.apache.org/jira/browse/FLINK-7251?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16546614#comment-16546614
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ASF GitHub Bot commented on FLINK-7251:
---------------------------------------
Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/6120#discussion_r203021961
--- Diff:
flink-core/src/test/java/org/apache/flink/api/java/typeutils/LambdaExtractionTest.java
---
@@ -50,12 +41,12 @@
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
-import static org.junit.Assert.fail;
+import static org.junit.Assert.assertTrue;
/**
- * Tests the type extractor for lambda functions.
+ * Tests the type extractor for lambda functions. Many tests only work if
the compiler supports
--- End diff --
A flat map can not work by definition because it contains generics. I will
add some tests for the `returns`.
> Merge the flink-java8 project into flink-core
> ---------------------------------------------
>
> Key: FLINK-7251
> URL: https://issues.apache.org/jira/browse/FLINK-7251
> Project: Flink
> Issue Type: Improvement
> Components: Build System
> Reporter: Stephan Ewen
> Assignee: Timo Walther
> Priority: Major
> Labels: pull-request-available
>
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